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pp_reverse: Use isUTF8_CHAR() for validity check #23604

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pp_reverse: Use isUTF8_CHAR() for validity check #23604

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5 changes: 3 additions & 2 deletions pp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -6633,10 +6633,11 @@ PP_wrapped(pp_reverse, 0, 1)
continue;
}
else {
if (!utf8_to_uvchr_buf(s, send, 0))
Size_t advance = isUTF8_CHAR(s, send);
if (advance == 0)
break;
up = (char*)s;
s += UTF8SKIP(s);
s += advance;
down = (char*)(s - 1);
/* reverse this character */
while (down > up) {
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